---
id: CVE-2020-25498
title: >-
  Cross Site Scripting (XSS) vulnerability in Beetel router 777VR1 can be
  exploited via the NTP server name in System Time and "Keyword" in URL Filter.
summary: >-
  Cross Site Scripting (XSS) vulnerability in Beetel router 777VR1 can be
  exploited via the NTP server name in System Time and "Keyword" in URL Filter.
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'
cwe:
  - CWE-79
vendor: beetel
product: 777vr1_firmware
affected:
  - 777vr1_firmware
published: '2021-01-06'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-25498'
references:
  - url: 'https://github.com/the-girl-who-lived/CVE-2020-25498'
    label: cve@mitre.org
  - url: 'https://youtu.be/qeVHvmS5wtI'
    label: cve@mitre.org
  - url: 'https://youtu.be/u_6yBIMF74A'
    label: cve@mitre.org
  - url: 'http://beetel.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/the-girl-who-lived/CVE-2020-25498'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://youtu.be/qeVHvmS5wtI'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://youtu.be/u_6yBIMF74A'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - exploit-available
epss: 0.0107
epssPercentile: 0.63396
ingestedAt: '2026-07-05T02:00:01.356Z'
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/the-girl-who-lived/CVE-2020-25498'
  checkedAt: '2026-09-26T09:05:26.132Z'
exploitAvailable: true
---

## Overview

Cross Site Scripting (XSS) vulnerability in Beetel router 777VR1 can be exploited via the NTP server name in System Time and "Keyword" in URL Filter.

## Affected

- `777vr1_firmware`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.